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| author | Lennart Poettering <lennart@poettering.net> | 2014-12-03 22:23:06 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2014-12-03 22:23:21 +0100 |
| commit | a98433c05c5cce62a6a17db74e49363a88156486 (patch) | |
| tree | baa8b92a0de5f70292bd5f71d054ee62fd075557 /src/libsystemd/sd-rtnl/rtnl-message.c | |
| parent | e9140aff750e4f251f5f09b67412fed995fe9c47 (diff) | |
rtnl: make checks for default routes more strict
Also check that the source netmask is 0, not only the destination
netmask.
Diffstat (limited to 'src/libsystemd/sd-rtnl/rtnl-message.c')
| -rw-r--r-- | src/libsystemd/sd-rtnl/rtnl-message.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/libsystemd/sd-rtnl/rtnl-message.c b/src/libsystemd/sd-rtnl/rtnl-message.c index 076c822e6..a2f75471b 100644 --- a/src/libsystemd/sd-rtnl/rtnl-message.c +++ b/src/libsystemd/sd-rtnl/rtnl-message.c @@ -158,6 +158,21 @@ int sd_rtnl_message_route_get_dst_len(sd_rtnl_message *m, unsigned char *dst_len return 0; } +int sd_rtnl_message_route_get_src_len(sd_rtnl_message *m, unsigned char *src_len) { + struct rtmsg *rtm; + + assert_return(m, -EINVAL); + assert_return(m->hdr, -EINVAL); + assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL); + assert_return(src_len, -EINVAL); + + rtm = NLMSG_DATA(m->hdr); + + *src_len = rtm->rtm_src_len; + + return 0; +} + int sd_rtnl_message_new_route(sd_rtnl *rtnl, sd_rtnl_message **ret, uint16_t nlmsg_type, int rtm_family, unsigned char rtm_protocol) { |